1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/dateAdd/overflow-wrong-type.js b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/dateAdd/overflow-wrong-type.js
new file mode 100644
index 0000000000..48da48d4a3
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+++ b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/dateAdd/overflow-wrong-type.js
@@ -0,0 +1,27 @@
+// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
+// Copyright (C) 2021 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.calendar.prototype.dateadd
+description: Type conversions for overflow option
+info: |
+    sec-getoption step 9.a:
+      a. Set _value_ to ? ToString(_value_).
+    sec-temporal-totemporaloverflow step 1:
+      1. Return ? GetOption(_normalizedOptions_, *"overflow"*, « String », « *"constrain"*, *"reject"* », *"constrain"*).
+    sec-temporal.calendar.prototype.dateadd step 7:
+      7. Let _overflow_ be ? ToTemporalOverflow(_options_).
+includes: [compareArray.js, temporalHelpers.js]
+features: [Temporal]
+---*/
+
+const calendar = new Temporal.Calendar("iso8601");
+const date = new Temporal.PlainDate(2000, 5, 2, calendar);
+const duration = new Temporal.Duration(3, 3, 0, 3);
+TemporalHelpers.checkStringOptionWrongType("overflow", "constrain",
+  (overflow) => calendar.dateAdd(date, duration, { overflow }),
+  (result, descr) => TemporalHelpers.assertPlainDate(result, 2003, 8, "M08", 5, descr),
+);
+
+reportCompare(0, 0);